H. Peter Anvin wrote:
> Paolo Salvan wrote:
>>> I'm playing with syslinux 3.0x to get PC to boot from USB key...
>>>> In particular, I'm giving a look at the "ZIP geometry hack" to get
>> some more
>> BIOS boot working with USB...
>>>> Some question:
>> - if we have a usbkey with a single partition, can we change the geometry
>> without requiring to reformat the partition? Or is a reformat
>> unavoidable?
>> You can do it by poking the FAT header (and probably the partition
> table, although SYSLINUX and the SYSLINUX MBR ignores the CHS
> information in the partition table.)
>
Oh yes, if someone wants to implement this it should be two fields in
the boot sector header which needs to be poked. Would probably be
faster than wait for me to get a round tuit...
-hpa